99% winner backs underdog

This market refers to the tennis match between Thiago Agustin Tirante and Daniil Medvedev in the Internazionali BNL d'Italia, originally scheduled for May 12, 2026 at 2:30PM ET. This market will resolve to 'Thiago Agustin Tirante' if Thiago Agustin Tirante advances against Daniil Medvedev. This market will resolve to 'Daniil Medvedev' if Daniil Medvedev advances against Thiago Agustin Tirante. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.